Kanchenjunga

Also called: Khangchendzonga · Topic: Structure and Physiography of India: Himalayas, Plains, Peninsula, Coasts and Islands · NCERT: Class 6, Ch 3 "Landforms and Life"; Class 7, Ch 1 "Geographical Diversity of India"

Meaning

Kanchenjunga (also spelt Khangchendzonga) is the world's third highest peak, at 8,586 m. It stands in the Greater Himalaya (Himadri) on the Sikkim–Nepal border. It is the highest peak in land that India actually controls. India officially counts K2 (8,611 m), which lies in Pakistan-held Gilgit-Baltistan, as its highest peak.

It matters because UPSC often asks "which is India's highest peak?" in three different ways. Kanchenjunga is the answer to only one of them. It also gives its name to a UNESCO World Heritage Site in Sikkim.

Explanation

How it formed (cause → process → result)

• Cause: the Indian plate pushed into the Eurasian plate. This started the Tertiary Himalayan orogeny (orogeny means a long period of mountain building).
• Process: the rock layers between the two plates crumpled and rose up. This made the Himalaya a young fold mountain (a mountain formed when rock layers are squeezed and bent upward).
• The highest belt, the Greater Himalaya, was pushed up along the Main Central Thrust (MCT), which separates it from the Lesser Himalaya [3].

• A thrust fault is a crack in the crust where one block of rock is pushed up and over another.

• Result: a line of very high peaks with a granite core. Granite is a hard rock that forms when molten rock cools slowly deep underground. Kanchenjunga is one of these peaks.

• It is still active. India keeps pushing north. Along the Main Himalayan Thrust, the rocks slip by about 12-21 mm a year [3]. Strain builds up and is released as earthquakes.

Its place in the Himalayan belts

• From north to south, the Himalaya has four parallel belts: Trans-Himalaya → Greater Himalaya (Himadri) → Lesser Himalaya (Himachal) → Shiwalik.
• Kanchenjunga belongs to the Greater Himalaya, not the Trans-Himalaya. K2, by contrast, is in the Karakoram range of the Trans-Himalaya.
• Features of the Himadri that Kanchenjunga shares:
• The average height of the range is about 6,000 m.
• It is covered by permanent snow and glaciers, which feed perennial rivers (rivers that flow all year).
• Very few people live there because it is too cold and steep.

Its rank among the main peaks

Peak	Height	Where	Rank / tag
Mount Everest	8,848.86 m [2]	Nepal–China (Tibet) border	world's highest
K2 (Godwin Austen)	8,611 m	Gilgit-Baltistan (Karakoram)	world's 2nd; India's officially claimed highest
Kanchenjunga	8,586 m	Sikkim–Nepal border	world's 3rd; highest in land India controls
Nanga Parbat	8,126 m	Gilgit-Baltistan	western anchor of the Himalaya
Nanda Devi	7,816 m	Uttarakhand	highest peak wholly inside India

• The name is usually explained as "five treasures of the snow". This refers to its five high summits.

Where it occurs

• State: Sikkim, in the eastern part of the Himalaya. It sits on Sikkim's western border with Nepal.
• Range: the Greater Himalaya (Himadri). Mount Everest lies farther west on the Nepal–China border.
• Nearby hill station: Darjeeling is in the Lesser Himalaya belt of West Bengal. It is famous for its view of Kanchenjunga.
• Protected area: Khangchendzonga National Park in Sikkim. It is a UNESCO mixed World Heritage Site. "Mixed" means it is listed for both its nature and its culture. It is India's first site of this kind.
• Rivers: its snow and glaciers drain into the rivers of Sikkim, such as the Teesta.

Don't confuse with

• K2 (Godwin Austen): at 8,611 m, it is higher than Kanchenjunga. It is in the Karakoram (Trans-Himalaya) in Gilgit-Baltistan, which Pakistan holds. India claims K2 as its highest, but Kanchenjunga is the highest peak India controls.
• Nanda Devi: at 7,816 m, it is the highest peak wholly inside India, in Uttarakhand. Kanchenjunga is shared with Nepal, so it does not count for this question.
• Mount Everest: the world's highest at 8,848.86 m. It is on the Nepal–China border, not on any Indian border. China and Nepal announced this height jointly in 2020; India did not [2].
• Namcha Barwa: the eastern anchor of the Himalaya, in Tibet, where the Tsangpo makes its U-turn. Kanchenjunga is in the eastern Himalaya, but it is not the eastern anchor.

Prelims Hooks

• Kanchenjunga (8,586 m) – Sikkim–Nepal border – Greater Himalaya (Himadri).
• Three "highest peak" answers: K2 (8,611 m) is India's officially claimed highest. Kanchenjunga (8,586 m) is the highest in land India controls. Nanda Devi (7,816 m) is the highest wholly inside India.
• World ranking: Everest (1st) → K2 (2nd) → Kanchenjunga (3rd).
• Trap: Kanchenjunga is in the Greater Himalaya, not the Trans-Himalaya. K2 is the one in the Karakoram (Trans-Himalaya).
• Khangchendzonga National Park (Sikkim) is India's first mixed (natural + cultural) UNESCO World Heritage Site.
• Thrust match: the Greater Himalaya, which holds Kanchenjunga, is separated from the Lesser Himalaya by the MCT [3].

Mains Points

• Water security (GS-I/GS-III):
• The permanent snow and glaciers of the Greater Himalaya, including Kanchenjunga's, feed perennial rivers such as the Teesta.

• Farming and hydropower downstream depend on these glaciers staying healthy, so glacier loss is a regional risk.

• Hazards in a young, active mountain (GS-III):

• India still moves north, and the plate boundary slips about 12-21 mm a year [3]. Strain builds up for big earthquakes in Sikkim and the eastern Himalaya.

• The Greater Himalaya also carries glacier and avalanche risk. Roads, dams and towns here need careful zoning and safe building codes.

• Conservation with culture (GS-I/GS-III):

• Khangchendzonga National Park protects high-mountain ecosystems. The mountain is also sacred to local communities.
• Its "mixed" listing shows a model that protects nature and local traditions together. Mountaineering and tourism must be managed so they do not damage either.

Related concepts

• Greater Himalaya
• Lesser Himalaya
• Shiwalik
• Ladakh and Zaskar ranges
• Kailash range
• Mount Everest
• Namcha Barwa
• Pir Panjal range

Read more

• The parallel ranges: Trans-Himalaya, Greater Himalaya, Lesser Himalaya and Shiwalik